Manufacture custom tools used in factories and plants.
Fits, assembles, and hand finishes castings and parts in making of metal foundry patterns, using handtools and analyzing specifications according to knowledge of pattern-making methods: Studies blueprint of part to be cast, computes dimensions, and plans sequence of operations. Dresses casting down to specified dimensions, using files, scrapers, powered hand grinders, and drill press. Assembles pattern, using handtools and bolts, screws, and other fasteners. Verifies conformance of pattern dimensions to specifications, using templates and measuring instruments, such as scale, calipers, and micrometer. May make templates for own use in inspecting finished surfaces [TEMPLATE MAKER]. May operate welding equipment in assembling pattern [WELDER, COMBINATION].